Sponge case



FIG. 1 is a top view of a sponge case showing my new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a left side view thereof, the right side view a mirror image;

FIG. 4 is front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is an inside view of the sponge case when opened. 

CLAIM I claim the ornamental design for a sponge case, as shown and described. 